/***
 * Copyright (c) 2009 Caelum - www.caelum.com.br/opensource
 * All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package br.com.caelum.vraptor.serialization;

import org.hibernate.proxy.HibernateProxy;
import org.hibernate.proxy.LazyInitializer;

import br.com.caelum.vraptor.ioc.ApplicationScoped;

/**
 * Initializer for Hibernate proxy objects
 * @author Tomaz Lavieri
 * @since 3.1.2
 * @deprecated 3.5.0, since persistence plugins have their own projects
 */
@ApplicationScoped
@Deprecated
public class HibernateProxyInitializer implements ProxyInitializer {

	public boolean isProxy(Class<?> clazz) {
		return HibernateProxy.class.isAssignableFrom(clazz);
	}

	public void initialize(Object obj) {
		if (obj != null && isProxy(obj.getClass())) {
			getInitializer(obj).initialize();
		}
	}

	private LazyInitializer getInitializer(Object obj) {
		return ((HibernateProxy) obj).getHibernateLazyInitializer();
	}

	public Class<?> getActualClass(Object obj) {
		return isProxy(obj.getClass()) ? getInitializer(obj).getPersistentClass() : obj.getClass();
	}
}
